
Shanghai ChangZeng Metal Co., Ltd. ranked first in China's steel tubing industry. ChangZeng's main products include steel coil series. Such design idea as stainless steel pipe provides beneficial inspiration for the improvement of R&D abilities of Shanghai ChangZeng Co., Ltd.. It can be processed by welding, punching, cutting, bending, painting, etc. It is extremely chemically resistant. The surface is treated with a protective chemical coating or protective paint to prevent dusts from entering. It is chosen for its higher resistance to corrosion.

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